Home / 710,200.60-1,064,393.70-289,000.60

Finding the Fourth Proportional to 710,200.60, 1,064,393.70 and 289,000.60

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Solution

The fourth proportional to 710,200.60, 1,064,393.70 and 289,000.60 is: 433,131.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,200.60 : 1,064,393.70 = 289,000.60 : x
  2. Step 2: Convert to fraction form
    710,200.60/1,064,393.70 = 289,000.60/x
  3. Step 3: Cross multiply
    710,200.60x = 1,064,393.70 × 289,000.60
  4. Step 4: Simplify right side
    710,200.60x = 307,610,417,936.22
  5. Step 5: Solve for x
    x = 307,610,417,936.22/710,200.60
  6. Step 6: Final answer
    x = 433,131.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.